| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 69 |
16.6%
|
| 2 | no | 343 |
82.5%
|
| 3 | (dk) | 2 |
0.5%
|
| 4 | (ref) | 2 |
0.5%
|
| Sysmiss | 584 |